package com;

import java.awt.*;
import java.awt.event.*;

import java.awt.*;
import java.awt.event.WindowAdapter;
import java.util.ArrayList;
import java.util.LinkedList;
import java.util.List;

import static com.sun.glass.ui.Cursor.setVisible;

public class TankClient extends Frame {

    //控制宽度和高度
    public static final int GAME_WIDTH = 800;
    public static final int GAME_HEIGHT = 600;

    Tank myTank = new Tank(50,50 ,true,Tank.Direction.STOP, this);
    //Tank enemyTank = new Tank(100,100,false,this);

    Wall w1 = new Wall(100,200,20,150,this),
             w2 = new Wall(300,100,300,20,this);


    List<Explode> explodes = new ArrayList<Explode>();
    List<Missile> missiles = new ArrayList<Missile>();
    List<Tank> tanks = new ArrayList<Tank>();

    Image offScreenImage  = null;



    //实现子弹和坦克的方法
    public void paint(Graphics g){
        g.drawString("missiles count 发出的子弹次数:" + missiles.size(),10,50 );
        g.drawString("explode cound 爆炸的次数:" +explodes.size(),10,70);
        g.drawString("tanks cound 坦克的次数:" +tanks.size(),10,90);

     for (int i=0 ; i<missiles.size(); i++){
         Missile m = missiles.get(i);
         m.hitTanks(tanks);
         m.hitTank(myTank);
         m.hitWall(w1);
         m.hitWall(w2);
         m.draw(g);


         // if (!m.isLive())missiles.remove(m);
          //  else m.draw(g);
     }
       for (int i=0; i<explodes.size(); i++){
         Explode e = explodes.get(i);
         e.draw(g);
       }

       for (int i=0; i<tanks.size(); i++){
           Tank t = tanks.get(i);
           t.collidesWithWall(w1);
           t.collidesWithWall(w2);
           t.colldesWithTanks(tanks);
           t.draw(g);
       }

        myTank.draw(g);
        w1.draw(g);
        w2.draw(g);

        //enemyTank.drav(g);
    }

    public void update(Graphics g){
        if(offScreenImage == null){
            offScreenImage = this.createImage(GAME_WIDTH ,GAME_HEIGHT);
        }
        Graphics goffScreen = offScreenImage.getGraphics();
        Color c = goffScreen.getColor();
        goffScreen.setColor(Color.GRAY);  //设置背景颜色
        goffScreen.fillRect(0,0,GAME_WIDTH ,GAME_HEIGHT);
        goffScreen.setColor(c);
        paint(goffScreen);
        g.drawImage(offScreenImage,0,0,null);
    }


    public void lauchFrame(){
        for (int i=0;i<10;i++){
            tanks.add(new Tank(50 + 40 *(i+1),50,false, Tank.Direction.D,this) );
        }


        this.setLocation(400,300);
        this.setSize(GAME_WIDTH ,GAME_HEIGHT);
        this.setTitle("坦克大战游戏");  //改标题栏的文字
        this.addWindowListener(new WindowAdapter() {
            public void windowClosing(WindowEvent e){
                System.exit(0);
            }
        });

        this.setResizable(false);
        this.setBackground(Color.lightGray);  // 子弹的颜色
        this.addKeyListener(new KeyMonitor());

        setVisible(true);
        new Thread(new PaintThread()).start();
    }

    public static void main(String[] args){
        TankClient tc  = new TankClient();
        tc.lauchFrame();
    }

    private class PaintThread implements Runnable{

        public void run() {
            while (true){
                repaint();
                try {
                    Thread.sleep(50);
                } catch (InterruptedException e) {
                    e.printStackTrace();
                }
            }
        }
    }

    private class KeyMonitor extends KeyAdapter {

        public void keyReleased(KeyEvent e){
            myTank.keyReleased(e);
        }

        public void keyPressed(KeyEvent e){
            myTank.keyPressed(e);
        }
    }
}
